The Georgian S10 route, also known as "Gori-Tskhinvali-Gupta-Java-Roki ", is a "road of international importance" within the Georgian road network from Gori via Tskhinvali to the Russian border at the Roki Tunnel with a length of 92.5 kilometres (57.5 mi). After crossing the Russian border the road continues as A164 highway to Alagir and the R217 "Caucasus Highway". The S10 route, which intersects with the S1 highway just outside of the city of Gori, is often referred to as Transkam or Transcaucasian Highway. It is not part of European or Asian international highway routes.
S10 from Gori to Tskhinvali
S10 through Karaleti village
De facto terminus S10 at Ergneti
1929 Guftinsky Bridge
The Georgian S1 route, is a "road of international importance" with a registered length of 542.7 kilometres (337.2 mi) within the Georgian classification system, which makes it the longest Georgian highway route. It runs from Tbilisi via Mtskheta, Gori, Khashuri, Zestaponi, Kutaisi, Samtredia, Senaki, Zugdidi, Sukhumi and Gagra to the border with Russia near Leselidze at the northwestern tip of the country, covering in practice 537 kilometres (334 mi). After crossing the Georgia–Russia border in breakaway Abkhazia, the highway continues to Sochi and Krasnodar as A147. It is part of European E60, E97 and E117 routes and Asian Highways AH5, AH81 and AH82, and connects with six other S-routes.
S1 highway between Tbilisi and Gori
Soviet M27 Tbilisi-Gori near Natakhtari in early 1980s Georgian SSR. Note the three scripts on the signs. Nowadays it is Georgian and Latin
In 2011 the Gori Tunnel (800m) opened
The Agara Bypass was completed in 2015, while the old S1 on the left side was renumbered Sh203